package handlers

import (
	"car-test-syss/cache"
	"car-test-syss/models"
	"car-test-syss/pkg"
	"github.com/gin-gonic/gin"
	"strconv"
	"time"
)

func Login(c *gin.Context) {
	username := c.PostForm("username")
	password := c.PostForm("password")
	var user models.User
	if username == "" || password == "" {
		c.JSON(200, gin.H{
			"code": 500,
			"msg":  "字段不为空",
		})
		return
	}
	redis_key := "user_id_" + username
	errCount, _ := cache.Rdb.Get(cache.Ctx, redis_key).Int()
	if errCount >= 3 {
		c.JSON(200, gin.H{
			"code": 500,
			"msg":  "密码错误三次,禁止登录",
		})
		return
	}

	err := models.DB.Where("username=?", username).First(&user).Error
	if err != nil {
		c.JSON(200, gin.H{
			"code": 500,
			"msg":  "用户无法查询",
		})
		return
	}
	if user.ID == 0 {
		c.JSON(200, gin.H{
			"code": 500,
			"msg":  "用户不存在",
		})
		return
	}
	if user.Password != pkg.Md5(password) {
		cache.Rdb.Incr(cache.Ctx, redis_key)
		if errCount == 2 {
			cache.Rdb.Set(cache.Ctx, redis_key, 3, time.Hour*2)
			c.JSON(200, gin.H{
				"code": 500,
				"msg":  "密码错误三次,封禁两小时",
			})
			return
		}
		c.JSON(200, gin.H{
			"code": 500,
			"msg":  "密码错误",
		})
		return
	}
	c.JSON(200, gin.H{
		"code": 200,
		"msg":  "登陆成功",
	})
	return

}

func UserRoleAdd(c *gin.Context) {
	uid, _ := strconv.Atoi(c.PostForm("uid"))
	rid, _ := strconv.Atoi(c.PostForm("rid"))
	UserRole := models.UserRole{
		Uid: uid,
		Rid: rid,
	}
	err := models.DB.Create(&UserRole).Error
	if err != nil {
		c.JSON(200, gin.H{
			"code": 500,
			"msg":  "添加失败",
		})
		return
	}
	c.JSON(200, gin.H{
		"code": 200,
		"msg":  "添加成功",
	})
}

func RoleNodeAdd(c *gin.Context) {

	rid, _ := strconv.Atoi(c.PostForm("rid"))
	nid, _ := strconv.Atoi(c.PostForm("nid"))
	roleNode := models.RoleNode{
		Nid: nid,
		Rid: rid,
	}
	err := models.DB.Create(&roleNode).Error
	if err != nil {
		c.JSON(200, gin.H{
			"code": 500,
			"msg":  "添加失败",
		})
		return
	}
	c.JSON(200, gin.H{
		"code": 200,
		"msg":  "添加成功",
	})
}

func UserRoleList(c *gin.Context) {
	uid := c.Query("uid")
	var roles []models.Role
	/*
		SELECT
		  *
		FROM
		  roles
		  LEFT JOIN user_roles ON roles.id = user_roles.rid
		WHERE
		  user_roles.uid = 1
	*/
	models.DB.Table("roles").
		Joins("LEFT JOIN user_roles ON roles.id = user_roles.rid").
		Where(" user_roles.uid=?", uid).
		Find(&roles)
	c.JSON(200, gin.H{
		"code": 200,
		"msg":  "查询成功",
		"data": roles,
	})
	return
}

func RoleNodeList(c *gin.Context) {
	rid := c.Query("rid")
	var nodes []models.Node
	/*
		SELECT
		  *
		FROM
		  nodes
		  LEFT JOIN  role_nodes ON nodes.id =role_nodes.nid
		WHERE
		  role_nodes.rid = 1
	*/
	models.DB.Table("nodes").
		Joins("LEFT JOIN  role_nodes ON nodes.id =role_nodes.nid").
		Where("role_nodes.rid=?", rid).Find(&nodes)
	c.JSON(200, gin.H{
		"code": 200,
		"msg":  "查询成功",
		"data": nodes,
	})
	return
}
